Circuit Breakers
Our selection of circuit breakers spans a wide range of applications, from heavy-duty air circuit breakers (ACBs) to compact miniature circuit breakers (MCBs). We offer leading brands like Eaton, Siemens, and Square D, known for their reliability and performance. Whatever your power management needs, you can find the perfect solution here at ARCA Supply.
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Din Rail Mounted Circuit Breakers
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Main Breakers
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Miniature Circuit Breakers (MCBs)
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Molded Case Breakers (MCCBs)
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Motor Circuit Protector (MCPs)
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Lug Terminal Kits
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Auxiliary, Shunt, Trip Units and UVRs
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Circuit Breaker Accessories
- Product
- Qty in Cart
- Price
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Eac LT360033 Trip Units EA
MSRP $3,665.31Surplus $841.19SKU: A13-1354 Brand: Eac MPN: LT360033 UPC: Shipping Weight: 2.30 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In. Product...- SKU:
- A13-1354
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 600 A
- Frame:
- LG
- Poles:
- 3
- Type:
- Electronic 310 LS
- Specification/Technical:
- Eaton_62136_1_2_SPEC.pdf
- Frame Type:
- LG
- Number of Poles:
- 3
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_142-V4T2_144_V4T2_185_V4T2_186_V4T2_190_CAT.pdf
- Current Rating:
- 600 A
- Country of Origin:
- United States
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TRIP UNIT, TRIP UNIT, 600 A, THREE-POLE, 310+ ELECTRONIC LS, LT, FRAME J-K, SERIES C
MSRP $3,665.31Surplus $841.19 -
Eaton 3A16272G30 Motor Circuit Protector (MCPs) EA
MSRP $870.00Surplus $71.28Eaton 3A16272G30 Motor Circuit Protector (MCPs) EA​ ARCA SKU: C15-5194 Brand: Eaton MPN: 3A16272G30 UPC: 786679804247 Shipping Weight: 4.45 lbs. Shipping Height: 6.00 In. Shipping...- SKU:
- C15-5194
- UOM:
- EA
- Box Quantity:
- 1
- Number of Poles:
- 3
- Short Description:
- is a molded case motor circuit protector designed to provide magnetic-only protection for motor circuits.
- Current Rating:
- 3 A
- Country of Origin:
- United States
- Interrupting Rating:
- 65 kA
- Type:
- Magnetic
- Series:
- C
- Voltage Rating:
- 600 VAC
MSRP $870.00Surplus $71.28 -
Eaton AZ-3-C80 Miniature Circuit Breakers (MCBs) FAZ 3P 80A 120/240V 50/60Hz 3Ph
MSRP $2,800.00Surplus $470.50SKU: C15-3017 Brand: Eaton MPN: AZ-3-C80 UPC: 015082118017 Shipping Weight: 1.60 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3017
- Series:
- AZ
- Type:
- High Capacity
- Type:
- C-Trip
- Size:
- 81 Millimeter Width x 75 Millimeter Depth x 90 Millimeter Height
- Volts:
- 230/400 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Top-Hat Rail
- Interrupting Rating:
- 20 kA
- Terminal Type:
- Lift
- Short Description:
- 230/400 VAC 50/60 Hz, 80 A, 3-Pole, 20 kA, Lift Terminal, Top-Hat Rail Mount, C-Trip
- Catalog:
- Eaton_32240_85_CAT.pdf
- Data Sheet:
- Eaton_52579_1-8_DATA.pdf
- Installation/Operator:
- Eaton_00530_INST.pdf
- Number of Poles:
- 3
- Current Rating:
- 80 A
- Voltage Rating:
- 230/400 VAC
- Country of Origin:
- Mexico
MSRP $2,800.00Surplus $470.50 -
Eaton AZ-3-D100 Miniature Circuit Breakers (MCBs) FAZ 3P 100A 120/240V 50/60Hz 3Ph
MSRP $4,543.00Surplus $1,095.11Eaton AZ-3-D100 Miniature Circuit Breakers (MCBs) FAZ 3P 100A 120/240V 50/60Hz 3Ph​ ARCA SKU: C15-3937 Brand: Eaton MPN: AZ-3-D100 UPC: 015082118284 Shipping Weight: 1.63 lbs. Shipping...- SKU:
- C15-3937
- Series:
- AZ
- Type:
- High Capacity
- Type:
- D-Trip
- Size:
- 81 Millimeter Width x 75 Millimeter Depth x 90 Millimeter Height
- Volts:
- 230/400 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Top-Hat Rail
- Interrupting Rating:
- 15 kA
- Terminal Type:
- Lift
- Short Description:
- 230/400 VAC 50/60 Hz, 100 A, 3-Pole, 15 kA, Lift Terminal, Top-Hat Rail Mount, D-Trip
- Catalog:
- Eaton_32240_86_CAT.pdf
- Data Sheet:
- Eaton_52580_1-8_DATA.pdf
- Installation/Operator:
- Eaton_00530_INST.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 230/400 VAC
- Current Rating:
- 100 A
- Country of Origin:
- Mexico
MSRP $4,543.00Surplus $1,095.11 -
Eaton BAB3015C Miniature Circuit Breakers (MCBs) BA 3P 15A 240V 50/60Hz 1Ph
MSRP $270.00Surplus $45.79Eaton BAB3015C Miniature Circuit Breakers (MCBs) BA 3P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3904 Brand: Eaton MPN: BAB3015C UPC: 786679304327 Shipping Weight: 0.85 Shipping Height: 4.00 In...- SKU:
- C15-3904
- Series:
- BAB
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BAB THERMAL MAGNETIC CIRCUIT BREAKER,QUICKLAG INDUSTRIAL THERMAL-MAGNETIC
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $270.00Surplus $45.79 -
Eaton BAB3015HS Miniature Circuit Breakers (MCBs) BAB 3P 15A 240V 50/60Hz 3Ph
MSRP $920.00Surplus $359.10SKU: C15-3393 Brand: Eaton MPN: BAB3015HS UPC: 786679377666 Shipping Weight: 1.25 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3393
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 15 A
- Interrupting Rating:
- 10000 A at 240 VAC
- Mounting:
- Bolt-On
- Poles:
- 3
- Size:
- 3.2 Inch Width x 3.8 Inch Depth x 4.9 Inch Height
- Terminal Type:
- Ring/Spade Lug
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Volts:
- 240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 15 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Short Description:
- EATON BAB THERMAL MAGNETIC CIRCUIT BREAKER,QUICKLAG INDUSTRIAL THERMAL-MAGNETIC
- Country of Origin:
- Dominican Republic
MSRP $920.00Surplus $359.10 -
Eaton BAB3020HS1 Miniature Circuit Breakers (MCBs) BAB 3P 20A 240V 50/60Hz 3Ph
MSRP $876.00Surplus $143.28SKU: C15-1781 Brand: Eaton MPN: BAB3020HS1 UPC: 786679377741 Shipping Weight: 0.50 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-1781
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 20 A
- Interrupting Rating:
- 10000 A at 240 VAC
- Mounting:
- Bolt-On
- Poles:
- 3
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Volts:
- 240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Short Description:
- QUICKLAG INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER, THREE-POLE, 24,48V/DC SHUN
- Country of Origin:
- United States
MSRP $876.00Surplus $143.28 -
Eaton BAB3020HV Miniature Circuit Breakers (MCBs) 3P 20A 120/240V EA
MSRP $712.95Surplus $202.09SKU: C15-1085 Brand: Eaton MPN: BAB3020HV UPC: 78667984230 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1085
- Series:
- Quicklag
- Volts:
- 120/240 V
- Amps:
- 20 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BAB THERMAL MAGNETIC CIRCUIT BREAKER,QUICKLAG INDUSTRIAL THERMAL-MAGNETIC
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $712.95Surplus $202.09 -
Eaton BAB3030HT Miniature Circuit Breakers (MCBs) BAB 3P 30A 240V 50/60Hz 3Ph EA
MSRP $740.00Surplus $140.47SKU: C15-1091 Brand: Eaton MPN: BAB3030HT UPC: 786679377925 Shipping Weight: 0.90 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1091
- Series:
- Quicklag
- Volts:
- 240 V
- Amps:
- 30 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BAB THERMAL MAGNETIC CIRCUIT BREAKER,QUICKLAG INDUSTRIAL THERMAL-MAGNETIC
- TS PIK:
- 107002535
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $740.00Surplus $140.47 -
Eaton BAB3035HT Molded Case Breakers (MCCBs)
MSRP $400.00Surplus $56.34Eaton BAB3035HT Molded Case Breakers (MCCBs)​ ARCA SKU: C15-11131 Brand: Eaton MPN: BAB3035HT UPC: Shipping Weight: 0.95 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-11131
- Interrupting Rating:
- 10kVA@240V
- Voltage Rating:
- 240 V
- Short Description:
- Quicklag, type BAB, 3P, 3PH, 35A, 240V, 10kA@240V, standard interrupting capacity, 40°C, ring type terminals, Bolt-On, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic molded case circuit breakers
- Number of Poles:
- 3
- Current Rating:
- 35 A
- Number of Phases:
- 3
- Series:
- BAB
- Country of Origin:
- Mexico
MSRP $400.00Surplus $56.34 -
Eaton BAB3040HS Miniature Circuit Breakers (MCBs) BAB 3P 40A 240V 50/60Hz 3Ph
MSRP $780.00Surplus $315.53SKU: C15-1095 Brand: Eaton MPN: BAB3040HS UPC: 786679509661 Shipping Weight: 1.25 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1095
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 240 VAC, 40 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_45_CAT.pdf
- Current Rating:
- 40 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $780.00Surplus $315.53 -
Eaton BAB3040HT Miniature Circuit Breakers (MCBs) BA 3P 40A 240V 50/60Hz 3Ph EA
MSRP $520.00Surplus $84.54SKU: C15-1096 Brand: Eaton MPN: BAB3040HT UPC: 786679303443 Shipping Weight: 0.90 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1096
- Series:
- Quicklag
- Volts:
- 240 V
- Amps:
- 40 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BAB THERMAL MAGNETIC CIRCUIT BREAKER,QUICKLAG INDUSTRIAL THERMAL-MAGNETIC
- TS PIK:
- 115395282
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $520.00Surplus $84.54 -
Eaton BAB3045H Miniature Circuit Breakers (MCBs) BA 3P 45A 120/240V 50/60Hz 3Ph EA
MSRP $405.00Surplus $86.19SKU: C15-1097 Brand: Eaton MPN: BAB3045H UPC: 786679303450 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1097
- TS PIK:
- 21508711
- Series:
- BAB
- Short Description:
- 240 VAC, 45 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Type:
- Thermal Magnetic
- Voltage Rating:
- 240 VAC
- Mounting:
- Bolt-On
- Catalog:
- Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Interrupting Rating:
- 10000 A at 240 VAC
- Number of Poles:
- 3
- Current Rating:
- 45 A
- Country of Origin:
- Dominican Republic
- Approval:
- UL 489, CSA
MSRP $405.00Surplus $86.19 -
Eaton BAB3050HS Miniature Circuit Breakers (MCBs) BA 3P 50A 120/240V 50/60Hz 3Ph
MSRP $735.00Surplus $371.77SKU: C15-1099 Brand: Eaton MPN: BAB3050HS UPC: 786679509678 Shipping Weight: 1.30 lbs. Shipping Height: 3.50 In. Shipping Length: 3.60 In. Shipping Width: 4.00 In...- SKU:
- C15-1099
- TS PIK:
- 107004137
- Current Rating:
- 50 A
- Type:
- Thermal Magnetic
- Number of Poles:
- 3
- Series:
- BAB
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_45_CAT.pdf
- Mounting:
- Bolt-On
- Short Description:
- 240 VAC, 50 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Miniature, Circuit Breaker
- Interrupting Rating:
- 10000 A at 240 VAC
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
- Approval:
- UL 489, CSA
MSRP $735.00Surplus $371.77 -
Eaton BAB3050HT Miniature Circuit Breakers (MCBs) BA 3P 50A 240V 50/60Hz 3Ph EA
MSRP $483.00Surplus $169.62SKU: C15-3731 Brand: Eaton MPN: BAB3050HT UPC: 786679378267 Shipping Weight: 1.05 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3731
- Series:
- BAB
- Volts:
- 240 V
- Amps:
- 50 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BAB THERMAL MAGNETIC CIRCUIT BREAKER,QUICKLAG INDUSTRIAL THERMAL-MAGNETIC
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $483.00Surplus $169.62 -
Eaton BAB3070HS Molded Case Breakers (MCCBs)
MSRP $522.00Surplus $347.13SKU: U00-7846 Brand: Eaton MPN: BAB3070HS UPC: 78667950969 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-7846
- Series:
- BAB
- Number of Poles:
- 3
- Mounting:
- Bolt-On
- Type:
- Thermal Magnetic
- Current Rating:
- 70 A
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper, Load)
- Interrupting Rating:
- 10000 A at 240 VAC
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_45_CAT.pdf
- Approval:
- UL 489, CSA
- Short Description:
- 240 VAC, 70 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Miniature, Circuit Breaker
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Mexico
MSRP $522.00Surplus $347.13 -
Eaton BAB3070HT Miniature Circuit Breakers (MCBs) BA 3P 70A 120/240V 50/60Hz 3Ph EA
MSRP $632.00Surplus $112.96SKU: C15-1105 Brand: Eaton MPN: BAB3070HT UPC: Shipping Weight: 1.05 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-1105
- Series:
- Quicklag
- Volts:
- 120/240 V
- Amps:
- 70 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 3
MSRP $632.00Surplus $112.96 -
Eaton BAB3070HT Miniature Circuit Breakers (MCBs) EA
MSRP $775.00Surplus $201.03Eaton BAB3070HT Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9687 Brand: Eaton MPN: BAB3070HT UPC: Shipping Weight: 1.05 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-9687
- TS PIK:
- 21508714
- Number of Poles:
- 3
MSRP $775.00Surplus $201.03 -
Eaton BAB3080HS Other Circuit Breakers
MSRP $386.40Surplus $127.24SKU: U00-7847 Brand: Eaton MPN: BAB3080HS UPC: 78667950970 Shipping Weight: 1.30 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- U00-7847
- TS PIK:
- 107004140
- Series:
- BAB
- Type:
- Thermal Magnetic
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Current Rating:
- 80 A
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- Interrupting Rating:
- 10000 A at 240 VAC
- Approval:
- UL 489, CSA
- Short Description:
- 240 VAC, 80 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Miniature, Circuit Breaker
- Mounting:
- Bolt-On
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper, Load)
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_45_CAT.pdf
MSRP $386.40Surplus $127.24 -
Eaton BAB3100HS Miniature Circuit Breakers (MCBs) BA 3P 100A 240V 50/60Hz 3Ph EA
MSRP $1,073.84Surplus $396.24SKU: C15-3883 Brand: Eaton MPN: BAB3100HS UPC: 786679509722 Shipping Weight: 1.40 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-3883
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper
- Wire Size:
- Load)
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_45_CAT.pdf
- Current Rating:
- 100 A
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- TS PIK:
- 107004142
- Country of Origin:
- Dominican Republic
MSRP $1,073.84Surplus $396.24
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